Add iso8601 parsing

The column types were tracked just as a Type. This changes them to be an instance
so they can track additional information (such as the specific units of a physical
units type). Becuase of this, the column type attributes need the type to be passed as strings.
(see CS0181).

SaneTsv.cs

@@ -1,5 +1,7 @@
-using System.Reflection;
+using System.Globalization;
+using System.Reflection;
 using System.Text;
+using System.Text.RegularExpressions;
 
 namespace NathanMcRae;
 
@@ -32,6 +34,51 @@ public class SaneTsv
   public class Int32Type : ColumnType { }
   public class Int64Type : ColumnType { }
   public class BinaryType : ColumnType { }
+  public class Iso8601Type : ColumnType { }
+  public class PhysicalUnitsType : ColumnType
+  {
+    public string Units { get; }
+    public PhysicalUnitsType(string Units) { }
+  }
+
+  public static readonly string[] ValidUnits =
+  {
+    "m",
+    "s",
+    "A",
+    "K",
+    "cd",
+    "mol",
+    "kg",
+    "Hz",
+    "rad",
+    "sr",
+    "N",
+    "Pa",
+    "J",
+    "W",
+    "C",
+    "V",
+    "F",
+    "Ω",
+    "S",
+    "Wb",
+    "T",
+    "H",
+    "°C",
+    "lm",
+    "lx",
+    "Bq",
+    "Gy",
+    "Sv",
+    "kat"
+  };
+
+  public static readonly int MajorVersion = 0;
+  public static readonly int MinorVersion = 0;
+  public static readonly int PatchVersion = 1;
+
+  public static Regex VersionRegex = new Regex(@"^ ExtraTSV V(\d+)\.(\d+)\.(\d+)");
 
   protected enum FormatType
   {
@@ -71,6 +118,31 @@ public class SaneTsv
     return (CommentedTsv<T>)Parse<T>(inputBuffer, FormatType.COMMENTED_TSV);
   }
 
+  public static CommentedTsv<T> ParseExtraTsv<T>(byte[] inputBuffer) where T : CommentedTsvRecord, new()
+  {
+    CommentedTsv<T> parsed = (CommentedTsv<T>)Parse<T>(inputBuffer, FormatType.COMMENTED_TSV);
+
+    if (parsed.FileComment == null)
+    {
+      throw new Exception($"ExtraTSV expects the file to start with '# ExtraTSV Vx.y.z' where x.y.z is a version compatible with {MajorVersion}.{MinorVersion}.{PatchVersion}");
+    }
+
+    Match match = VersionRegex.Match(parsed.FileComment);
+    if (!match.Success)
+    {
+      throw new Exception($"ExtraTSV expects the file to start with '# ExtraTSV Vx.y.z' where x.y.z is a version compatible with {MajorVersion}.{MinorVersion}.{PatchVersion}");
+    }
+
+    int fileMajorVersion = int.Parse(match.Groups[1].Value);
+
+    if (fileMajorVersion != MajorVersion)
+    {
+      throw new Exception($"File has major version ({fileMajorVersion}) which is newer than this parser's version {MajorVersion}");
+    }
+
+    return parsed;
+  }
+
   protected static Tsv<T> Parse<T>(byte[] inputBuffer, FormatType format) where T : TsvRecord, new()
   {
     Tsv<T> parsed;
@@ -84,7 +156,7 @@ public class SaneTsv
     }
     parsed.Records = new List<T>();
 
-    var columnTypes = new List<Type>();
+    var columnTypes = new List<ColumnType>();
     var columnNames = new List<string>();
     var columnPropertyInfos = new List<PropertyInfo>();
     int columnCount = 0;
@@ -169,7 +241,7 @@ public class SaneTsv
             throw new Exception($"Header field {fields.Count} is not valid UTF-8", e);
           }
 
-          string columnTypeString;
+          string[] columnTypeStrings;
           string columnName;
           if (columnString.Contains(':'))
           {
@@ -177,8 +249,8 @@ public class SaneTsv
             {
               throw new Exception($"Header field {j} contains ':', which is not allowed for column names");
             }
-            columnTypeString = columnString.Split(":").Last();
+            columnTypeStrings = columnString.Split(":");
-            columnName = columnString.Substring(0, columnString.Length - columnTypeString.Length - 1);
+            columnName = string.Join(":", columnTypeStrings.Take(columnTypeStrings.Length - 1));
           }
           else
           {
@@ -186,55 +258,67 @@ public class SaneTsv
             {
               throw new Exception($"Header field {fields.Count} has no type");
             }
-            columnTypeString = "";
+            columnTypeStrings = new string[] { "" };
             columnName = columnString;
           }
 
-          Type type;
+          ColumnType type;
 
-          switch (columnTypeString)
+          switch (columnTypeStrings.Last())
           {
             case "":
               numTypesBlank++;
-              type = typeof(StringType);
+              type = new StringType();
               break;
             case "string":
-              type = typeof(StringType);
+              if (columnTypeStrings[columnTypeStrings.Length - 2] == "iso8601")
+              {
+                type = new Iso8601Type();
+                columnName = string.Join(":", columnTypeStrings.Take(columnTypeStrings.Length - 2));
+              }
+              // TODO: ISO8601 time spans
+              // TODO: ISO8601 time durations
+              else
+              {
+                type = new StringType();
+              }
               break;
             case "boolean":
-              type = typeof(BooleanType);
+              type = new BooleanType();
               break;
             case "float32":
-              type = typeof(Float32Type);
+              type = new Float32Type();
               break;
             case "float32-le":
-              type = typeof(Float32LEType);
+              type = new Float32LEType();
               break;
             case "float64":
-              type = typeof(Float64Type);
+              type = new Float64Type();
               break;
             case "float64-le":
-              type = typeof(Float64LEType);
+              type = new Float64LEType();
               break;
             case "uint32":
-              type = typeof(UInt32Type);
+              type = new UInt32Type();
               break;
             case "uint64":
-              type = typeof(UInt64Type);
+              type = new UInt64Type();
               break;
             case "int32":
-              type = typeof(Int32Type);
+              type = new Int32Type();
               break;
             case "int64":
-              type = typeof(Int64Type);
+              type = new Int64Type();
               break;
             case "binary":
-              type = typeof(BinaryType);
+              type = new BinaryType();
               break;
             default:
-              throw new Exception($"Invalid type '{columnTypeString}' for column {j}");
+              throw new Exception($"Invalid type '{columnTypeStrings.Last()}' for column {j}");
           }
 
+          // TODO: physical unit types
+
           // TODO: Allow lax parsing (only worry about parsing columns that are given in the specifying type
 
           if (columnNames[j] != columnName)
@@ -242,7 +326,7 @@ public class SaneTsv
             throw new Exception($"Column {j} has name {columnName}, but expected {columnNames[j]}");
           }
 
-          if (columnTypes[j] != type)
+          if (columnTypes[j].GetType() != type.GetType())
           {
             throw new Exception($"Column {j} has type {type}, but expected {columnTypes[j]}");
           }
@@ -348,7 +432,7 @@ public class SaneTsv
   // startIndex is in we'd have to go back to the start of the record's comment, and to know 
   // exactly where that comment started we'd have to go back to the start of the record before that
   // (not including that other record's comment).
-  protected static T[] Parse<T>(byte[] inputBuffer, FormatType format, PropertyInfo[] columnPropertyInfos, Type[] columnTypes, int startIndex, int endIndex) where T : TsvRecord, new()
+  protected static T[] Parse<T>(byte[] inputBuffer, FormatType format, PropertyInfo[] columnPropertyInfos, ColumnType[] columnTypes, int startIndex, int endIndex) where T : TsvRecord, new()
   {
     var fieldBytes = new List<byte>();
     var fields = new List<byte[]>();
@@ -359,12 +443,12 @@ public class SaneTsv
     int relativeLine = 0;
 
     int i = startIndex;
-    while (i < inputBuffer.Length - 1 && inputBuffer[i] != '\n' && inputBuffer[i + 1] != '#') 
+    while (i < inputBuffer.Length - 1 && inputBuffer[i] != '\n' && inputBuffer[i + 1] != '#')
     {
       i++;
     }
 
-    if (i >= inputBuffer.Length - 1) 
+    if (i >= inputBuffer.Length - 1)
     {
       return Array.Empty<T>();
     }
@@ -484,7 +568,7 @@ public class SaneTsv
     }
 
     fields.Add(fieldBytes.ToArray());
-   
+
     if (fields.Count == 0)
     {
       // TODO
@@ -509,12 +593,12 @@ public class SaneTsv
     return parsed.ToArray();
   }
 
-  protected static T ParseCurrentCommentedRecord<T>(Type[] columnTypes, PropertyInfo[] properties, List<byte[]> fields, string comment, int line) where T : CommentedTsvRecord, new()
+  protected static T ParseCurrentCommentedRecord<T>(ColumnType[] columnTypes, PropertyInfo[] properties, List<byte[]> fields, string comment, int line) where T : CommentedTsvRecord, new()
   {
     return (T)ParseCurrentRecord<T>(columnTypes, properties, fields, comment, line);
   }
 
-  protected static T ParseCurrentRecord<T>(Type[] columnTypes, PropertyInfo[] properties, List<byte[]> fields, string comment, int line) where T : TsvRecord, new()
+  protected static T ParseCurrentRecord<T>(ColumnType[] columnTypes, PropertyInfo[] properties, List<byte[]> fields, string comment, int line) where T : TsvRecord, new()
   {
     T record = new T();
 
@@ -532,7 +616,7 @@ public class SaneTsv
     for (int j = 0; j < fields.Count; j++)
     {
       // All other types require the content to be UTF-8. Binary fields can ignore that.
-      if (columnTypes[j] == typeof(BinaryType))
+      if (columnTypes[j].GetType() == typeof(BinaryType))
       {
         // TODO: Use faster method for property setting
         // e.g. https://blog.marcgravell.com/2012/01/playing-with-your-member.html
@@ -541,7 +625,7 @@ public class SaneTsv
         properties[j].SetValue(record, fields[j]);
         continue;
       }
-      else if (columnTypes[j] == typeof(Float32LEType))
+      else if (columnTypes[j].GetType() == typeof(Float32LEType))
       {
         byte[] floatBytes;
         if (!LittleEndian)
@@ -560,7 +644,7 @@ public class SaneTsv
 
         continue;
       }
-      else if (columnTypes[j] == typeof(Float64LEType))
+      else if (columnTypes[j].GetType() == typeof(Float64LEType))
       {
         byte[] floatBytes;
         if (!LittleEndian)
@@ -592,11 +676,11 @@ public class SaneTsv
 
       // TODO: Add checking for numeric types format
 
-      if (columnTypes[j] == typeof(StringType))
+      if (columnTypes[j].GetType() == typeof(StringType))
       {
         properties[j].SetValue(record, fieldString);
       }
-      else if (columnTypes[j] == typeof(BooleanType))
+      else if (columnTypes[j].GetType() == typeof(BooleanType))
       {
         bool parsedBool;
         if (fieldString == "TRUE")
@@ -614,7 +698,7 @@ public class SaneTsv
 
         properties[j].SetValue(record, parsedBool);
       }
-      else if (columnTypes[j] == typeof(Float32Type))
+      else if (columnTypes[j].GetType() == typeof(Float32Type))
       {
         float parsedFloat;
         if (!float.TryParse(fieldString, out parsedFloat))
@@ -635,7 +719,7 @@ public class SaneTsv
 
         properties[j].SetValue(record, parsedFloat);
       }
-      else if (columnTypes[j] == typeof(Float64Type))
+      else if (columnTypes[j].GetType() == typeof(Float64Type))
       {
         double parsedDouble;
         if (!double.TryParse(fieldString, out parsedDouble))
@@ -656,7 +740,7 @@ public class SaneTsv
 
         properties[j].SetValue(record, parsedDouble);
       }
-      else if (columnTypes[j] == typeof(UInt32Type))
+      else if (columnTypes[j].GetType() == typeof(UInt32Type))
       {
         if (!UInt32.TryParse(fieldString, out UInt32 parsedUInt32))
         {
@@ -665,7 +749,7 @@ public class SaneTsv
 
         properties[j].SetValue(record, parsedUInt32);
       }
-      else if (columnTypes[j] == typeof(UInt64Type))
+      else if (columnTypes[j].GetType() == typeof(UInt64Type))
       {
         if (!UInt64.TryParse(fieldString, out UInt64 parsedUInt64))
         {
@@ -674,7 +758,7 @@ public class SaneTsv
 
         properties[j].SetValue(record, parsedUInt64);
       }
-      else if (columnTypes[j] == typeof(Int32Type))
+      else if (columnTypes[j].GetType() == typeof(Int32Type))
       {
         if (!Int32.TryParse(fieldString, out Int32 parsedInt32))
         {
@@ -683,7 +767,7 @@ public class SaneTsv
 
         properties[j].SetValue(record, parsedInt32);
       }
-      else if (columnTypes[j] == typeof(Int64Type))
+      else if (columnTypes[j].GetType() == typeof(Int64Type))
       {
         if (!Int64.TryParse(fieldString, out Int64 parsedInt64))
         {
@@ -692,6 +776,15 @@ public class SaneTsv
 
         properties[j].SetValue(record, parsedInt64);
       }
+      else if (columnTypes[j].GetType() == typeof(Iso8601Type))
+      {
+        if (!DateTime.TryParseExact(fieldString, "yyyy-MM-ddTHH:mm:ss.ffff", CultureInfo.InvariantCulture, DateTimeStyles.None, out DateTime parsed))
+        {
+          throw new Exception($"ISO 8601 timestamp format error on line {line}, field {j}");
+        }
+
+        properties[j].SetValue(record, parsed);
+      }
       else
       {
         throw new Exception($"Unexpected type {columnTypes[j]}");
@@ -1066,99 +1159,159 @@ public class SaneTsv
     return records.ToArray();
   }
 
-  public static Type GetColumnFromType(Type type)
+  public static ColumnType GetColumnFromString(string type)
   {
-    if (type == typeof(string))
+    if (type == "string")
     {
-      return typeof(StringType);
+      return new StringType();
     }
-    else if (type == typeof(bool))
+    else if (type == "boolean")
     {
-      return typeof(BooleanType);
+      return new BooleanType();
     }
-    else if (type == typeof(float))
+    else if (type == "float32")
     {
-      return typeof(Float32Type);
+      return new Float32Type();
     }
-    else if (type == typeof(double))
+    else if (type == "float32-le")
     {
-      return typeof(Float64Type);
+      return new Float32LEType();
     }
-    else if (type == typeof(UInt32))
+    else if (type == "float64")
     {
-      return typeof(UInt32Type);
+      return new Float64Type();
     }
-    else if (type == typeof(UInt64))
+    else if (type == "float64-le")
     {
-      return typeof(UInt64Type);
+      return new Float64LEType();
     }
-    else if (type == typeof(Int32))
+    else if (type == "uint32")
     {
-      return typeof(Int32Type);
+      return new UInt32Type();
     }
-    else if (type == typeof(Int64))
+    else if (type == "uint64")
     {
-      return typeof(Int64Type);
+      return new UInt64Type();
     }
-    else if (type == typeof(byte[]))
+    else if (type == "int32")
     {
-      return typeof(BinaryType);
+      return new Int32Type();
+    }
+    else if (type == "int64")
+    {
+      return new Int64Type();
+    }
+    else if (type == "binary")
+    {
+      return new BinaryType();
     }
     else
     {
-      throw new Exception($"Invalid type: {type}");
+      throw new Exception($"Invalid type: {type.GetType()}");
     }
   }
 
-  public static string GetNameFromColumn(Type type)
+  public static ColumnType GetColumnFromType(Type type)
   {
-    if (type == typeof(StringType))
+    if (type == typeof(string))
     {
-      return "string";
+      return new StringType();
     }
-    else if (type == typeof(BooleanType))
+    else if (type == typeof(bool))
     {
-      return "boolean";
+      return new BooleanType();
     }
-    else if (type == typeof(Float32Type))
+    else if (type == typeof(float))
     {
-      return "float32";
+      return new Float32Type();
     }
-    else if (type == typeof(Float32LEType))
+    else if (type == typeof(double))
     {
-      return "float32-le";
+      return new Float64Type();
     }
-    else if (type == typeof(Float64Type))
+    else if (type == typeof(UInt32))
     {
-      return "float64";
+      return new UInt32Type();
     }
-    else if (type == typeof(Float64LEType))
+    else if (type == typeof(UInt64))
     {
-      return "float64-le";
+      return new UInt64Type();
     }
-    else if (type == typeof(UInt32Type))
+    else if (type == typeof(Int32))
     {
-      return "uint32";
+      return new Int32Type();
     }
-    else if (type == typeof(UInt64Type))
+    else if (type == typeof(Int64))
     {
-      return "uint64";
+      return new Int64Type();
     }
-    else if (type == typeof(Int32Type))
+    else if (type == typeof(byte[]))
     {
-      return "int32";
+      return new BinaryType();
     }
-    else if (type == typeof(Int64Type))
+    else if (type == typeof(DateTime))
     {
-      return "int64";
+      return new Iso8601Type();
-    }
-    else if (type == typeof(BinaryType))
-    {
-      return "binary";
     }
     else
     {
-      throw new Exception($"Invalid type: {type}");
+      throw new Exception($"Invalid type: {type.GetType()}");
+    }
+  }
+
+  public static string GetNameFromColumn(ColumnType type)
+  {
+    if (type.GetType() == typeof(StringType))
+    {
+      return "string";
+    }
+    else if (type.GetType() == typeof(BooleanType))
+    {
+      return "boolean";
+    }
+    else if (type.GetType() == typeof(Float32Type))
+    {
+      return "float32";
+    }
+    else if (type.GetType() == typeof(Float32LEType))
+    {
+      return "float32-le";
+    }
+    else if (type.GetType() == typeof(Float64Type))
+    {
+      return "float64";
+    }
+    else if (type.GetType() == typeof(Float64LEType))
+    {
+      return "float64-le";
+    }
+    else if (type.GetType() == typeof(UInt32Type))
+    {
+      return "uint32";
+    }
+    else if (type.GetType() == typeof(UInt64Type))
+    {
+      return "uint64";
+    }
+    else if (type.GetType() == typeof(Int32Type))
+    {
+      return "int32";
+    }
+    else if (type.GetType() == typeof(Int64Type))
+    {
+      return "int64";
+    }
+    else if (type.GetType() == typeof(BinaryType))
+    {
+      return "binary";
+    }
+    else if (type.GetType() == typeof(Iso8601Type))
+    {
+      return "iso8601:string";
+    }
+    else
+    {
+      throw new Exception($"Invalid type: {type.GetType()}");
     }
   }
 
@@ -1174,14 +1327,29 @@ public class SaneTsv
 
   public static byte[] SerializeCommentedTsv<T>(IList<T> data, string fileComment) where T : CommentedTsvRecord
   {
-    return SerializeTsv<T>(data, FormatType.COMMENTED_TSV);
+    return SerializeTsv<T>(data, FormatType.COMMENTED_TSV, fileComment);
   }
 
-  protected static byte[] SerializeTsv<T>(IList<T> data, FormatType tsvFormat)
+  public static byte[] SerializeExtraTsv<T>(IList<T> data) where T : TsvRecord
+  {
+    return SerializeTsv<T>(data, FormatType.COMMENTED_TSV, $" ExtraTSV V{MajorVersion}.{MinorVersion}.{PatchVersion}");
+  }
+
+  protected static byte[] SerializeTsv<T>(IList<T> data, FormatType tsvFormat, string fileComment = null)
   {
     var bytes = new List<byte>();
 
-    var columnTypes = new List<Type>();
+    if (fileComment != null)
+    {
+      if (tsvFormat != FormatType.COMMENTED_TSV)
+      {
+        throw new Exception($"File comments are not valid for {tsvFormat}");
+      }
+
+      bytes.AddRange(Encoding.UTF8.GetBytes("#" + fileComment.Replace("\n", "\n#") + "\n"));
+    }
+
+    var columnTypes = new List<ColumnType>();
     var columnNames = new List<string>();
     var columnPropertyInfos = new List<PropertyInfo>();
     int columnCount = 0;
@@ -1197,8 +1365,8 @@ public class SaneTsv
 
       string headerName = attribute.ColumnName ?? property.Name;
       columnNames.Add(headerName);
-      Type headerType = attribute.ColumnType ?? GetColumnFromType(property.PropertyType);
+      ColumnType headerType = attribute.ColumnType ?? GetColumnFromType(property.PropertyType);
-      if (tsvFormat == FormatType.SIMPLE_TSV && headerType != typeof(StringType))
+      if (tsvFormat == FormatType.SIMPLE_TSV && headerType.GetType() != typeof(StringType))
       {
         throw new Exception($"Serializing Simple TSV requires all columns be of type string, but column '{headerName}' has type '{headerType}'");
       }
@@ -1278,7 +1446,7 @@ public class SaneTsv
     return bytes.ToArray();
   }
 
-  protected static void SerializeTsv<T>(IList<T> data, List<byte> bytes, PropertyInfo[] columnPropertyInfos, Type[] columnTypes, FormatType tsvFormat, int startIndex, int endIndex)
+  protected static void SerializeTsv<T>(IList<T> data, List<byte> bytes, PropertyInfo[] columnPropertyInfos, ColumnType[] columnTypes, FormatType tsvFormat, int startIndex, int endIndex)
   {
     // Serialize data
     for (int i = 0; i < data.Count; i++)
@@ -1293,16 +1461,16 @@ public class SaneTsv
           // Some fields definitely don't need escaping, so we add them directly to bytes
           bool skipEscaping = false;
 
-          if (columnTypes[j] == typeof(StringType))
+          if (columnTypes[j].GetType() == typeof(StringType))
           {
             fieldEncoded = Encoding.UTF8.GetBytes((string)datum);
           }
-          else if (columnTypes[j] == typeof(BooleanType))
+          else if (columnTypes[j].GetType() == typeof(BooleanType))
           {
             bytes.AddRange((bool)datum ? TrueEncoded : FalseEncoded);
             skipEscaping = true;
           }
-          else if (columnTypes[j] == typeof(Float32Type))
+          else if (columnTypes[j].GetType() == typeof(Float32Type))
           {
             if (datum is float f)
             {
@@ -1326,7 +1494,7 @@ public class SaneTsv
             }
             skipEscaping = true;
           }
-          else if (columnTypes[j] == typeof(Float32LEType))
+          else if (columnTypes[j].GetType() == typeof(Float32LEType))
           {
             if (LittleEndian)
             {
@@ -1342,7 +1510,7 @@ public class SaneTsv
               }
             }
           }
-          else if (columnTypes[j] == typeof(Float64Type))
+          else if (columnTypes[j].GetType() == typeof(Float64Type))
           {
             if (datum is double d)
             {
@@ -1366,7 +1534,7 @@ public class SaneTsv
             }
             skipEscaping = true;
           }
-          else if (columnTypes[j] == typeof(Float64LEType))
+          else if (columnTypes[j].GetType() == typeof(Float64LEType))
           {
             if (LittleEndian)
             {
@@ -1382,30 +1550,34 @@ public class SaneTsv
               }
             }
           }
-          else if (columnTypes[j] == typeof(UInt32Type))
+          else if (columnTypes[j].GetType() == typeof(UInt32Type))
           {
             bytes.AddRange(Encoding.UTF8.GetBytes(((UInt32)datum).ToString()));
             skipEscaping = true;
           }
-          else if (columnTypes[j] == typeof(UInt64Type))
+          else if (columnTypes[j].GetType() == typeof(UInt64Type))
           {
             bytes.AddRange(Encoding.UTF8.GetBytes(((UInt64)datum).ToString()));
             skipEscaping = true;
           }
-          else if (columnTypes[j] == typeof(Int32Type))
+          else if (columnTypes[j].GetType() == typeof(Int32Type))
           {
             bytes.AddRange(Encoding.UTF8.GetBytes(((Int32)datum).ToString()));
             skipEscaping = true;
           }
-          else if (columnTypes[j] == typeof(Int64Type))
+          else if (columnTypes[j].GetType() == typeof(Int64Type))
           {
             bytes.AddRange(Encoding.UTF8.GetBytes(((Int64)datum).ToString()));
             skipEscaping = true;
           }
-          else if (columnTypes[j] == typeof(BinaryType))
+          else if (columnTypes[j].GetType() == typeof(BinaryType))
           {
             fieldEncoded = (byte[])datum;
           }
+          else if (columnTypes[j].GetType() == typeof(Iso8601Type))
+          {
+            fieldEncoded = Encoding.UTF8.GetBytes(((DateTime)datum).ToString("yyyy-MM-ddTHH:mm:ss.ffff"));
+          }
           else
           {
             throw new Exception($"Unexpected column type {columnTypes[j]} for column {j}");
@@ -1512,15 +1684,15 @@ public class SaneTsv
   public class TsvColumnAttribute : Attribute
   {
     public string ColumnName { get; }
-    public virtual Type ColumnType { get; }
+    public virtual ColumnType ColumnType { get; }
 
     public TsvColumnAttribute()
     {
-      ColumnType = typeof(StringType);
+      ColumnType = new StringType();
     }
     public TsvColumnAttribute(string columnName)
     {
-      ColumnType = typeof(StringType);
+      ColumnType = new StringType();
       ColumnName = columnName;
     }
   }
@@ -1528,27 +1700,19 @@ public class SaneTsv
   // TODO: Add column ordering
   public class TypedTsvColumnAttribute : TsvColumnAttribute
   {
-    public override Type ColumnType { get; }
+    public override ColumnType ColumnType { get; }
 
     public TypedTsvColumnAttribute() { }
 
     public TypedTsvColumnAttribute(string columnName) : base(columnName) { }
 
-    public TypedTsvColumnAttribute(string columnName, Type columnType) : base(columnName)
+    public TypedTsvColumnAttribute(string columnName, string columnType) : base(columnName)
     {
-      if (columnType.BaseType != typeof(ColumnType))
+      ColumnType = GetColumnFromString(columnType);
-      {
-        throw new Exception("Column type must inherit from SaneTsv.ColumnType");
-      }
-      ColumnType = columnType;
     }
 
-    public TypedTsvColumnAttribute(Type columnType)
+    public TypedTsvColumnAttribute(ColumnType columnType)
     {
-      if (columnType.BaseType != typeof(ColumnType))
-      {
-        throw new Exception("Column type must inherit from SaneTsv.ColumnType");
-      }
       ColumnType = columnType;
     }
   }

SaneTsvTest/Program.cs

@@ -1,63 +1,9 @@
 using NathanMcRae;
 using System.Reflection;
 using System.Text;
-
 internal class Program : SaneTsv
 {
-  public class TestRecord : SaneTsv.TsvRecord
+  public class DateTest : SaneTsv.CommentedTsvRecord
-  {
-    [SaneTsv.TypedTsvColumn("string-test")]
-    public string StringTest { get; set; }
-
-    [SaneTsv.TypedTsvColumn("bool-test")]
-    public bool BoolTest { get; set; }
-
-    [SaneTsv.TypedTsvColumn("float32-test")]
-    public float Float32Test { get; set; }
-
-    [SaneTsv.TypedTsvColumn("float32-le-test", typeof(SaneTsv.Float32LEType))]
-    public float Float32LETest { get; set; }
-
-    [SaneTsv.TypedTsvColumn("float64-test")]
-    public double Float64Test { get; set; }
-
-    [SaneTsv.TypedTsvColumn("float64-le-test", typeof(SaneTsv.Float64LEType))]
-    public double Float64LETest { get; set; }
-
-    [SaneTsv.TypedTsvColumn("uint32-test")]
-    public UInt32 UInt32Test { get; set; }
-
-    [SaneTsv.TypedTsvColumn("uint64-test")]
-    public UInt64 UInt64Test { get; set; }
-
-    [SaneTsv.TypedTsvColumn("int32-test")]
-    public Int32 Int32Test { get; set; }
-
-    [SaneTsv.TypedTsvColumn("int64-test")]
-    public Int64 Int64Test { get; set; }
-
-    [SaneTsv.TypedTsvColumn("binary-test")]
-    public byte[] BinaryTest { get; set; }
-
-    public TestRecord(string stringTest, bool boolTest, float float32Test, float float32LETest, double float64Test, double float64LETest, UInt32 uInt32Test, UInt64 uInt64Test, Int32 int32Test, Int64 int64Test, byte[] binaryTest)
-    {
-      StringTest = stringTest;
-      BoolTest = boolTest;
-      Float32Test = float32Test;
-      Float32LETest = float32LETest;
-      Float64Test = float64Test;
-      Float64LETest = float64LETest;
-      UInt32Test = uInt32Test;
-      UInt64Test = uInt64Test;
-      Int32Test = int32Test;
-      Int64Test = int64Test;
-      BinaryTest = binaryTest;
-    }
-
-    public TestRecord() { }
-  }
-
-  public class BoolTestRecord : SaneTsv.CommentedTsvRecord
   {
     [SaneTsv.TypedTsvColumn("column1:ty#pe")]
     public bool Column1 { get; set; }
@@ -66,75 +12,19 @@ internal class Program : SaneTsv
     public byte[] column2 { get; set; }
 
     [SaneTsv.TypedTsvColumn("columnthree\nyep")]
-    public string Column3 { get; set; }
+    public DateTime Column3 { get; set; }
-  }
-
-  public class BoolTestRecord2 : SaneTsv.CommentedTsvRecord
-  {
-    [SaneTsv.TypedTsvColumn("column1:type")]
-    public bool Column1 { get; set; }
-
-    [SaneTsv.TypedTsvColumn]
-    public byte[] column2 { get; set; }
-
-    [SaneTsv.TypedTsvColumn("columnthree\nyep")]
-    public string Column3 { get; set; }
-  }
-
-  public class BoolTestRecord3 : SaneTsv.CommentedTsvRecord
-  {
-    [SaneTsv.TsvColumn("column1")]
-    public string Column1 { get; set; }
-
-    [SaneTsv.TsvColumn]
-    public string column2 { get; set; }
-
-    [SaneTsv.TsvColumn("columnthree\nyep")]
-    public string Column3 { get; set; }
-  }
-
-  public class SerdeTestRecord : SaneTsv.CommentedTsvRecord
-  {
-    [SaneTsv.TypedTsvColumn("column1")]
-    public bool Column1 { get; set; }
-
-    [SaneTsv.TypedTsvColumn]
-    public byte[] column2 { get; set; }
-
-    [SaneTsv.TypedTsvColumn("columnthree\nyep")]
-    public string Column3 { get; set; }
-  }
-
-  public class FloatTestRecord : SaneTsv.CommentedTsvRecord
-  {
-    [SaneTsv.TypedTsvColumn("somefloat")]
-    public double SomeFloat { get; set; }
-
-    [SaneTsv.TypedTsvColumn("binfloat", typeof(SaneTsv.Float64LEType))]
-    public double BinFloat { get; set; }
-  }
-
-  public class StringTestRecord : SaneTsv.TsvRecord
-  {
-    [SaneTsv.TypedTsvColumn("column1")]
-    public string Column1 { get; set; }
-
-    [SaneTsv.TypedTsvColumn]
-    public string column2 { get; set; }
-
-    [SaneTsv.TypedTsvColumn("columnthree\nyep")]
-    public string Column3 { get; set; }
   }
 
   private static void Main(string[] args)
   {
     {
-      string testName = "Bool test";
+      string testName = "Parse date";
-      string testString1 = "column1:ty\\#pe:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
+      string testString1 = "# ExtraTSV V0.0.1\n" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
+        "column1:ty\\#pe:boolean\tcolumn2:binary\tcolumnthree\\nyep:iso8601:string" +
-        "\nFALSE\tnother\tno\\ther";
+        "\nTRUE\tvalue\\\\t\0woo\t2024-02-15T18:03:30.0000" +
+        "\nFALSE\tnother\t2024-02-15T18:03:39.0001";
 
-      Tsv<BoolTestRecord> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord>(Encoding.UTF8.GetBytes(testString1));
+      CommentedTsv<DateTest> parsed = SaneTsv.ParseExtraTsv<DateTest>(Encoding.UTF8.GetBytes(testString1));
       if (parsed.Records[0].Column1)
       {
         Console.WriteLine($"Passed {testName}");
@@ -146,64 +36,15 @@ internal class Program : SaneTsv
     }
 
     {
-      string testName = "Bad bool test";
+      string testName = "Serde date";
-      try
+      string testString1 = "# ExtraTSV V0.0.1\n" +
-      {
+        "column1:ty\\#pe:boolean\tcolumn2:binary\tcolumnthree\\nyep:iso8601:string" +
-        string testString1 = "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
+        "\nTRUE\tvalue\\\\t\0woo\t2024-02-15T18:03:30.0000" +
-          "\nTUE\tvalue\\\\t\0woo\tvaluetrhee" +
+        "\nFALSE\tnother\t2024-02-15T18:03:39.0001";
-          "\nFALSE\tnother\tno\\ther";
 
-        Tsv<BoolTestRecord> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord>(Encoding.UTF8.GetBytes(testString1));
+      CommentedTsv<DateTest> parsed = SaneTsv.ParseExtraTsv<DateTest>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName}");
+      string serialized = Encoding.UTF8.GetString(SaneTsv.SerializeExtraTsv<DateTest>(parsed.Records));
-      }
+      if (serialized == testString1)
-      catch (Exception)
-      {
-        Console.WriteLine($"Passed {testName}");
-      }
-
-    }
-
-    {
-      string testName = "Comment test";
-      string testString1 = "#This is a file comment\n" +
-        "#One more file comment line\n" +
-        "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\n#This is a comment" +
-        "\n#Another comment line" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      CommentedTsv<BoolTestRecord2> parsed = SaneTsv.ParseCommentedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-    }
-
-    //{
-    //  string testName = "Serde test";
-    //  string testString1 = "column1\tcolumn2\tcolumnthree\\nyep" +
-    //    "\nTRUE\tvalue\\\\twoo\tvaluetrhee" +
-    //    "\nFALSE\tnother\tno\\ther";
-
-    //  Tsv<SerdeTestRecord> parsed = SaneTsv.ParseSimpleTsv<SerdeTestRecord>(Encoding.UTF8.GetBytes(testString1));
-    //  string serialized = Encoding.UTF8.GetString(SaneTsv.SerializeSimpleTsv(parsed.ColumnNames, parsed.Records.Select(r => r.Fields.Select(f => f.ToString()).ToArray()).ToArray()));
-
-    //  if (testString1 == serialized)
-    //  {
-    //    Console.WriteLine($"Passed {testName}");
-    //  }
-    //  else
-    //  {
-    //    Console.WriteLine($"Failed {testName}");
-    //  }
-    //}
-
-    {
-      string testName = "Float binary test";
-      var bytes = new List<byte>();
-      bytes.AddRange(Encoding.UTF8.GetBytes("somefloat:float64\tbinfloat:float64-le" +
-        "\n1.5\t")); bytes.AddRange(BitConverter.GetBytes(1.5));
-      bytes.AddRange(Encoding.UTF8.GetBytes("\n-8.0000005E-14\t")); bytes.AddRange(BitConverter.GetBytes(-8.0000005E-14));
-
-      Tsv<FloatTestRecord> parsed = SaneTsv.ParseTypedTsv<FloatTestRecord>(bytes.ToArray());
-      if (parsed.Records[0].BinFloat == parsed.Records[0].SomeFloat)
       {
         Console.WriteLine($"Passed {testName}");
       }
@@ -213,552 +54,6 @@ internal class Program : SaneTsv
       }
     }
 
-    {
-      string testName = "Serde test";
-
-      TestRecord[] data =
-      {
-        new TestRecord("test", true, 44.5f, 44.5f, -88e-3, -88e-3, 7773, 88888888, -7773, -88888888, new byte[] { 0, 1, 2, 3 }),
-        new TestRecord("test2", false, 44.5000005f, 44.5000005f, -88e-30, -88e-30, 7773, 88888888, -7773, -88888888, new byte[] { 0, 1, 2, 3, 4 }),
-        new TestRecord("test2", false, float.NaN, float.NaN, double.NaN, double.NaN, 7773, 88888888, -7773, -88888888, new byte[] { 0, 1, 2, 3, 4 }),
-        new TestRecord("test2", false, float.NegativeInfinity, float.NegativeInfinity, double.NegativeInfinity, double.NegativeInfinity, 7773, 88888888, -7773, -88888888, new byte[] { 0, 1, 2, 3, 4 }),
-        new TestRecord("test2", false, float.PositiveInfinity, float.PositiveInfinity, double.PositiveInfinity, double.PositiveInfinity, 7773, 88888888, -7773, -88888888, new byte[] { 0, 1, 2, 3, 4 }),
-      };
-
-      byte[] serialized = SaneTsv.SerializeTypedTsv(data);
-
-      Tsv<TestRecord> parsed = SaneTsv.ParseTypedTsv<TestRecord>(serialized);
-
-      if ((float)parsed.Records[1].Float32Test == 44.5000005f)
-      {
-        Console.WriteLine($"Passed {testName}");
-      }
-      else
-      {
-        Console.WriteLine($"Failed {testName}");
-      }
-    }
-
-    {
-      string testName = "Trying to parse a not commented record as a Commented TSV test";
-
-      // These should not compile:
-
-      //byte[] serialized = SaneTsv.SerializeCommentedTsv(data);
-      // Gives this error: error CS7036: There is no argument given that corresponds to the required parameter 'fileComment' of 'SaneTsv.SerializeCommentedTsv<T>(IList<T>, string)'
-
-      //Tsv<TestRecord> parsed = SaneTsv.ParseCommentedTsv<TestRecord>(serialized);
-      // Gives this error:  error CS0311: The type 'Program.TestRecord' cannot be used as type parameter 'T' in the generic type or method 'SaneTsv.ParseCommentedTsv<T>(byte[])'. There is no implicit reference conversion from 'Program.TestRecord' to 'NathanMcRae.SaneTsv.CommentedTsvRecord'.
-    }
-
-    {
-      string testName = "Try to parsed a Commented TSV as a Simple TSV";
-
-      string testString1 = "#This is a file comment\n" +
-        "#One more file comment line\n" +
-        "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\n#This is a comment" +
-        "\n#Another comment line" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseSimpleTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-
-        Console.WriteLine($"Failed {testName}");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName}");
-      }
-    }
-
-    {
-      string testName = "Try to parsed a Commented TSV as a Typed TSV";
-
-      string testString1 = "#This is a file comment\n" +
-        "#One more file comment line\n" +
-        "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\n#This is a comment" +
-        "\n#Another comment line" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-
-        Console.WriteLine($"Failed {testName}");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName}");
-      }
-    }
-
-    {
-      string testName = "Try to parsed a Typed TSV as a Simple TSV";
-
-      string testString1 =
-        "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseSimpleTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-
-        Console.WriteLine($"Failed {testName}");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName}");
-      }
-    }
-
-    {
-      string testName = "Timing comparison of simple parse methods and comparison of simple serialization methods";
-
-      int N = 1000000;
-      var records = new StringTestRecord[N];
-      var rand = new Random(1);
-
-      for (int i = 0; i < N; i++)
-      {
-        records[i] = new StringTestRecord()
-        {
-          Column1 = rand.Next().ToString(),
-          column2 = rand.Next().ToString(),
-          Column3 = rand.Next().ToString(),
-        };
-      }
-
-      string[][] recordStrings = records.Select(record => new string[] { record.Column1, record.column2, record.Column3 }).ToArray();
-
-      DateTime lastTime = DateTime.Now;
-      byte[] serialized1 = SaneTsv.SerializeSimpleTsv<StringTestRecord>(records);
-
-      TimeSpan speccedSerializationTime = DateTime.Now - lastTime;
-      Console.WriteLine($"Specced serialization time: {speccedSerializationTime}");
-      lastTime = DateTime.Now;
-
-      byte[] serialized2 = SaneTsv.SerializeSimpleTsv(new string[] { "column1", "column2", "columnthree\nyep" }, recordStrings);
-
-      TimeSpan unspeccedSerializationTime = DateTime.Now - lastTime;
-      Console.WriteLine($"Unspecced serialization time: {unspeccedSerializationTime}");
-      lastTime = DateTime.Now;
-
-      Tsv<StringTestRecord> parsed = SaneTsv.ParseSimpleTsv<StringTestRecord>(serialized1);
-
-      TimeSpan speccedParseTime = DateTime.Now - lastTime;
-      Console.WriteLine($"Specced parse time: {speccedParseTime}");
-      lastTime = DateTime.Now;
-
-      (string[] columns, string[][] data) = SaneTsv.ParseSimpleTsv(serialized2);
-
-      TimeSpan unspeccedParseTime = DateTime.Now - lastTime;
-      Console.WriteLine($"Unspecced parse time: {unspeccedParseTime}");
-    }
-
-    {
-      string testName = "With and without file comment";
-
-      string testString1 = "#This is a file comment\n" +
-        "#One more file comment line\n" +
-        "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\n#This is a comment" +
-        "\n#Another comment line" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      string testString2 = "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\n#This is a comment" +
-        "\n#Another comment line" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      CommentedTsv<BoolTestRecord2> parsed = SaneTsv.ParseCommentedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-      CommentedTsv<BoolTestRecord2> parsed2 = SaneTsv.ParseCommentedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString2));
-
-      if (parsed.FileComment == "This is a file comment\nOne more file comment line" && parsed2.FileComment == null)
-      {
-        Console.WriteLine($"Passed {testName}");
-      }
-      else
-      {
-        Console.WriteLine($"Failed {testName}");
-      }
-    }
-
-    {
-      string testName = "With and without types";
-
-      string testString1 = "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\nTRUE\tvalue\\\\twoo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Passed {testName} 1A");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Failed {testName} 1A");
-      }
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed2 = SaneTsv.ParseSimpleTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1B");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1B");
-      }
-
-      try
-      {
-        (string[] columns, string[][] data) = SaneTsv.ParseSimpleTsv(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1C");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1C");
-      }
-
-      string testString2 = "column1\tcolumn2\tcolumnthree\\nyep" +
-        "\nTRUE\tvalue\\\\twoo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString2));
-        Console.WriteLine($"Failed {testName} 2A");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 2A");
-      }
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed2 = SaneTsv.ParseSimpleTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 2B");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 2B");
-      }
-
-      try
-      {
-        (string[] columns, string[][] data) = SaneTsv.ParseSimpleTsv(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 2C");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 2C");
-      }
-    }
-
-    {
-      string testName = "With and without line comment";
-
-      string testString1 = "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\n#This is a comment" +
-        "\n#Another comment line" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther";
-
-      try
-      {
-        CommentedTsv<BoolTestRecord2> parsed = SaneTsv.ParseCommentedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Passed {testName} 1A");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Failed {testName} 1A");
-      }
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1B");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1B");
-      }
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed2 = SaneTsv.ParseSimpleTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1C");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1C");
-      }
-
-      try
-      {
-        (string[] columns, string[][] data) = SaneTsv.ParseSimpleTsv(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1D");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1D");
-      }
-    }
-
-    {
-      string testName = "End of file comment";
-
-      string testString1 = "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther" +
-        "\n# Hey, you're not supposed to have comments at the end of the tsv!";
-
-      try
-      {
-        CommentedTsv<BoolTestRecord2> parsed = SaneTsv.ParseCommentedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1A");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1A");
-      }
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1B");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1B");
-      }
-
-      string testString2 = "column1\tcolumn2\tcolumnthree\\nyep" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther" +
-        "\n# Hey, you're not supposed to have comments at the end of the tsv!";
-
-      try
-      {
-        Tsv<BoolTestRecord3> parsed3 = SaneTsv.ParseSimpleTsv<BoolTestRecord3>(Encoding.UTF8.GetBytes(testString2));
-        Console.WriteLine($"Failed {testName} 1C");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1C");
-      }
-
-      try
-      {
-        (string[] columns, string[][] data) = SaneTsv.ParseSimpleTsv(Encoding.UTF8.GetBytes(testString2));
-        Console.WriteLine($"Failed {testName} 1D");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1D");
-      }
-    }
-
-    {
-      string testName = "Partial parsing";
-
-      string line1 = "column1\tcolumn2\tcolumnthree\\nyep";
-      string line2 = "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee";
-      string line3 = "\nFALSE\tnother\tno\\ther";
-
-      byte[] inputBuffer = Encoding.UTF8.GetBytes(line1 + line2 + line3);
-
-      var headerTypes = new List<Type>();
-      var headerNames = new List<string>();
-      var headerPropertyInfos = new List<PropertyInfo>();
-      int columnCount = 0;
-
-      foreach (PropertyInfo property in typeof(BoolTestRecord3).GetProperties())
-      {
-        TsvColumnAttribute attribute = (TsvColumnAttribute)Attribute.GetCustomAttribute(property, typeof(TsvColumnAttribute));
-        if (attribute == null)
-        {
-          continue;
-        }
-
-        headerNames.Add(attribute.ColumnName ?? property.Name);
-        headerTypes.Add(attribute.ColumnType ?? GetColumnFromType(property.PropertyType));
-        headerPropertyInfos.Add(property);
-        // TODO: Check that the property type and given column type are compatible
-        columnCount++;
-      }
-
-      BoolTestRecord3[] records = SaneTsv.Parse<BoolTestRecord3>(inputBuffer, 
-        FormatType.SIMPLE_TSV,
-        headerPropertyInfos.ToArray(),
-        headerTypes.ToArray(),
-        line1.Length + line2.Length + 1,
-        inputBuffer.Length);
-
-      if (records.Length == 0 )
-      {
-        Console.WriteLine($"Passed {testName} 1");
-      }
-      else
-      {
-        Console.WriteLine($"Failed {testName} 1");
-      }
-
-      BoolTestRecord3[] records2 = SaneTsv.Parse<BoolTestRecord3>(inputBuffer, 
-        FormatType.SIMPLE_TSV,
-        headerPropertyInfos.ToArray(),
-        headerTypes.ToArray(),
-        line1.Length,
-        line1.Length + 3);
-
-      if (records2[0].Column3 == "valuetrhee")
-      {
-        Console.WriteLine($"Passed {testName} 2");
-      }
-      else
-      {
-        Console.WriteLine($"Failed {testName} 2");
-      }
-
-      string[][] data = SaneTsv.ParseSimpleTsv(inputBuffer, 3, line1.Length + line2.Length + 1, inputBuffer.Length);
-
-      if (data[0][1] == "nother")
-      {
-        Console.WriteLine($"Passed {testName} 3");
-      }
-      else
-      {
-        Console.WriteLine($"Failed {testName} 3");
-      }
-
-      string[][] data2 = SaneTsv.ParseSimpleTsv(inputBuffer, 3, line1.Length, line1.Length + 3);
-
-      if (data2.Length == 0)
-      {
-        Console.WriteLine($"Passed {testName} 4");
-      }
-      else
-      {
-        Console.WriteLine($"Failed {testName} 4");
-      }
-    }
-
-    {
-      string testName = "End of file \\n";
-
-      string testString1 = "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther" +
-        "\n";
-
-      try
-      {
-        CommentedTsv<BoolTestRecord2> parsed = SaneTsv.ParseCommentedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1A");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1A");
-      }
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1B");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1B");
-      }
-
-      string testString2 = "column1\tcolumn2\tcolumnthree\\nyep" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther" +
-        "\n";
-
-      try
-      {
-        Tsv<BoolTestRecord3> parsed3 = SaneTsv.ParseSimpleTsv<BoolTestRecord3>(Encoding.UTF8.GetBytes(testString2));
-        Console.WriteLine($"Failed {testName} 1C");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1C");
-      }
-
-      try
-      {
-        (string[] columns, string[][] data) = SaneTsv.ParseSimpleTsv(Encoding.UTF8.GetBytes(testString2));
-        Console.WriteLine($"Failed {testName} 1D");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1D");
-      }
-    }
-
-    {
-      string testName = "End of file partial record";
-
-      string testString1 = "column1:type:boolean\tcolumn2:binary\tcolumnthree\\nyep:string" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther" +
-        "\nTRUE\t";
-
-      try
-      {
-        CommentedTsv<BoolTestRecord2> parsed = SaneTsv.ParseCommentedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1A");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1A");
-      }
-
-      try
-      {
-        Tsv<BoolTestRecord2> parsed = SaneTsv.ParseTypedTsv<BoolTestRecord2>(Encoding.UTF8.GetBytes(testString1));
-        Console.WriteLine($"Failed {testName} 1B");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1B");
-      }
-
-      string testString2 = "column1\tcolumn2\tcolumnthree\\nyep" +
-        "\nTRUE\tvalue\\\\t\0woo\tvaluetrhee" +
-        "\nFALSE\tnother\tno\\ther" +
-        "\nTRUE\t";
-
-      try
-      {
-        Tsv<BoolTestRecord3> parsed3 = SaneTsv.ParseSimpleTsv<BoolTestRecord3>(Encoding.UTF8.GetBytes(testString2));
-        Console.WriteLine($"Failed {testName} 1C");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1C");
-      }
-
-      try
-      {
-        (string[] columns, string[][] data) = SaneTsv.ParseSimpleTsv(Encoding.UTF8.GetBytes(testString2));
-        Console.WriteLine($"Failed {testName} 1D");
-      }
-      catch (Exception e)
-      {
-        Console.WriteLine($"Passed {testName} 1D");
-      }
-    }
-
     Console.WriteLine("Done with tests");
   }
 }